Base | Representation |
---|---|
bin | 100100001101010010… |
… | …110010001101011000 |
3 | 10201100110022111120201 |
4 | 210031102302031120 |
5 | 1114110144434340 |
6 | 25505444431544 |
7 | 2544266166310 |
oct | 441522621530 |
9 | 121313274521 |
10 | 38877733720 |
11 | 15540515851 |
12 | 76500a85b4 |
13 | 3887706a87 |
14 | 1c4b514440 |
15 | 102820379a |
hex | 90d4b2358 |
38877733720 has 64 divisors (see below), whose sum is σ = 102673270080. Its totient is φ = 12969248256.
The previous prime is 38877733711. The next prime is 38877733777. The reversal of 38877733720 is 2733777883.
It is a super-2 number, since 2×388777337202 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1865979 + ... + 1886698.
It is an arithmetic number, because the mean of its divisors is an integer number (1604269845).
Almost surely, 238877733720 is an apocalyptic number.
It is an amenable number.
38877733720 is an abundant number, since it is smaller than the sum of its proper divisors (63795536360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38877733720 is a wasteful number, since it uses less digits than its factorization.
38877733720 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3752732 (or 3752728 counting only the distinct ones).
The product of its (nonzero) digits is 8297856, while the sum is 55.
The spelling of 38877733720 in words is "thirty-eight billion, eight hundred seventy-seven million, seven hundred thirty-three thousand, seven hundred twenty".
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